81967557

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{229601}}^1$

素因数の和:229628

約数の個数: 16

約数和(自身を含む): 132250752

約数和(自身を除く): 50283195

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 229601, 688803, 1607207, 3903217, 4821621, 11709651, 27322519, 81967557]

約数ペア:

[(1, 81967557), (3, 27322519), (7, 11709651), (17, 4821621), (21, 3903217), (51, 1607207), (119, 688803), (357, 229601)]